<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>javascript</title>
  <style>
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box
    }
    body {
      font-size: 14px;
      padding: 20px;
    }
    ul li {
      line-height: 30px;
    }
  </style>
</head>
<body>
  <ul>
    <li></li>
  </ul>
</body>
<script src="https://cdn.bootcss.com/vue/2.6.8/vue.js"></script>
<script>
    var obj = [
        {
            age: 21,
            name: 'ct'
        },
        {
            age: 30,
            name: 'zl'
        }
    ]
    console.log(obj.sort((a,b) => {
        return b.age - a.age
    }))
    function bubbleSort(arr){
      for(var i=0;i<arr.length;i++){
          
      }
      return arr;
  }
 console.log(bubbleSort([6,1,2,4,3,5]))
</script>
</html>